1) A 100 W lightbulb produces 5.0 W of visible light. (The other 95W are dissipated as heat and infrared radiation.) What is the light intensity on a…

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1) A 100 W lightbulb produces 5.0 W of visible light. (The other 95W are dissipated as heat and infrared radiation.) What is the light intensity on a wall 2.2 m away from the lightbulb?2)A krypton laser produces a cylindrical red laser beam 2.0mm in diameter with 5.0 W of power. What is the light intensity on a wall 2.5 m away from the laser?

1) A 100 W lightbulb produces 5.0 W of visible light. (The other 95W are dissipated as heat and infrared radiation.) What is the light intensity on a…

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A point P is on a rim of a wheel of radius 2. At time t=0 the wheel is at rest and P is on the x-axis. The wheel undergoes a uniform angular…

Romeo (73.0 kg) entertains Juliet (55.0 kg) by playing his guitar from the rear of their boat at rest in still water, 2.50 m away from Juliet, who is…